get beautyrest, posturepedic, even tempur-pedic mattress sets at low clearance prices. save even more on floor samples, demonstrators, and closeout inventory. the year end clearance sale ends sunday at sleep train. ♪ your ticket to a better night's sleep ♪ [ traffic passing ] ] ♪ [ music box: lullaby ] [ man on tv, indistinct ] ♪ [ lullaby continues ] [ baby coos ] [ man announcing ] millions are still exposed to the dangers... of secondhand smoke... and some of them can't do anything about it. ♪ [ continues ] [ gasping ] >> pam: sub-zero temperatures hitting parts of the u-s -- taking a deadly turn. new legislation to ban assault rifles -- but it doesn't end there. what else it includes. >> jacqueline: this live look out a side. a beautiful azure we are not seeing rainfall but we are in st. more rain fall through the bay. coming up. (male announcer) this is the bay area news station, kron 4 news starts now. >> pam: mother nature making its wrath known in a brutal way. right now -- a deep freeze is gripping parts of the u- s. you're looking at video from the s